package com.qf.dao;

import com.qf.bean.Zhanghu;

import java.util.List;

public interface ZhangHuDao {
    //转账
    public Zhanghu findbyid(int id);
    public int geiqian(int id,int money);
    public int shouqian(int id ,int money);


    //测试脏读
    public int inserta();
    public List<Zhanghu> finda();
    //测试不可重复读
    public List findb();
    public int updateb();
}
